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Proceedings of the American Mathematical Society
Proceedings of the American Mathematical Society
ISSN 1088-6826(e) ISSN 0002-9939(p)

     

Characterisation of compactness through convergence in Tychonoff spaces

Author(s): C. G. Petalas; T. Vidalis
Journal: Proc. Amer. Math. Soc. 124 (1996), 633-636.
MSC (1991): Primary 54A20, 54C35, 54D30
MathSciNet review: 1328370
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Abstract | References | Similar articles | Additional information

Abstract: In this article we first give a characterisation of compact spaces among $T_{3.5}$ spaces by improving a theorem of J. Ewert. Then, with the aid of a new type of convergence, we give a characterisation of the pseudocompact and of the Lindelöf $T_{3.5}$ spaces.


References:

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R. Engelking, General topology, PWN, Warzawa, 1977. MR 58:18316b

2
J. Ewert, Almost uniform convergence, Period. Math. Hungar. 26 (1993), 77--84. MR 94d:54008

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J. Nagata, Modern general topology, North-Holland, Amsterdam, 1985. MR 87g:54003

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M. Predoi, Sur la convergence quasi-uniforme, Period. Math. Hungar. 10 (1979), 31--40. MR 80a:54020

5
A. Wilansky, Topology for analysis, Wiley, New York, 1970.


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Additional Information:

C. G. Petalas
Affiliation: Department of Mathematics, University of Ioannina, Ioannina, Greece
Email: cpetalas@cc.uoi.gr

T. Vidalis
Affiliation: Department of Mathematics, University of Ioannina, Ioannina, Greece
Email: vidalis@cc.uoi.gr

DOI: 10.1090/S0002-9939-96-03414-4
PII: S 0002-9939(96)03414-4
Keywords: Uniform convergence, countable uniform convergence, almost uniform convergence
Received by editor(s): July 6, 1994
Communicated by: Franklin D. Tall
Copyright of article: Copyright 1996, American Mathematical Society




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